/* ==========================================
   HOLO PLAYER WEBSITE
   Holographic Design System
   ========================================== */

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

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  background: #0a0a0f;
  color: #e6e6e6;
  line-height: 1.7;
  overflow-x: hidden;
  padding-top: 80px; /* Space for fixed navbar */
}

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

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

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 15px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo {
  height: 40px;
  width: auto;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #00a8ff;
}

.nav-cta {
  padding: 8px 20px;
  background: linear-gradient(135deg, #00a8ff, #bd00ff);
  border-radius: 8px;
  color: white !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 168, 255, 0.4);
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */

h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 64px;
}

h2 {
  font-size: 42px;
  text-align: center;
}

h3 {
  font-size: 28px;
}

h4 {
  font-size: 20px;
}

p {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 20px;
  text-align: center;
  opacity: 0.7;
  margin-bottom: 2rem;
  color: #9af7ff;
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn-primary,
.btn-secondary,
.btn-download,
.btn-waitlist,
.btn-submit {
  display: inline-block;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary,
.btn-download {
  background: linear-gradient(135deg, #00a8ff, #bd00ff);
  color: white;
  box-shadow: 0 8px 32px rgba(0, 168, 255, 0.3);
}

.btn-primary:hover,
.btn-download:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 168, 255, 0.5),
              0 0 60px rgba(189, 0, 255, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-waitlist {
  background: linear-gradient(135deg, #ff006e, #bd00ff);
  color: white;
  box-shadow: 0 8px 32px rgba(255, 0, 110, 0.3);
  margin-top: 2rem;
}

.btn-waitlist:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 40px rgba(255, 0, 110, 0.5);
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px 80px;
  background: radial-gradient(ellipse at top, rgba(0, 168, 255, 0.15), transparent 50%),
              radial-gradient(ellipse at bottom, rgba(189, 0, 255, 0.1), transparent 50%);
  position: relative;
}

.hero-content {
  max-width: 1000px;
  margin: 0 auto;
}

.hero-title {
  font-size: 72px;
  font-weight: 700;
  margin-bottom: 20px;
  background: linear-gradient(90deg, #00a8ff, #9af7ff, #bd00ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-tagline {
  font-size: 32px;
  font-weight: 600;
  margin-bottom: 20px;
  color: #ffffff;
  text-shadow: 0 0 40px rgba(0, 168, 255, 0.5);
}

.hero-subtitle {
  font-size: 20px;
  max-width: 700px;
  margin: 0 auto 40px;
  opacity: 0.85;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: rgba(26, 26, 30, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  backdrop-filter: blur(10px);
  font-size: 14px;
  margin-bottom: 60px;
}

.badge-icon {
  font-size: 20px;
}

.hero-image {
  width: 90%;
  max-width: 800px;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 168, 255, 0.2),
              0 0 100px rgba(189, 0, 255, 0.15);
  animation: float 6s ease-in-out infinite;
}

.hero-media {
  width: 90%;
  max-width: 900px;
  margin: 0 auto;
}

.hero-video {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 168, 255, 0.3),
              0 0 120px rgba(189, 0, 255, 0.2);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* ==========================================
   EXPERIENCE PROMISE
   ========================================== */

.experience-promise {
  padding: 120px 20px;
  background: linear-gradient(180deg, rgba(10, 10, 15, 0.9), rgba(10, 10, 15, 0.7), rgba(10, 10, 15, 0.9)),
              url('assets/immersive-theater.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
}

.promise-overlay {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  padding: 80px 40px;
  background: rgba(26, 26, 30, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 24px;
  backdrop-filter: blur(30px);
  box-shadow: 0 8px 32px rgba(0, 168, 255, 0.2);
}

.promise-overlay h2 {
  background: linear-gradient(135deg, #00a8ff, #9af7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 30px;
}

.promise-text {
  font-size: 20px;
  line-height: 1.8;
  opacity: 0.9;
}

/* ==========================================
   KEY EXPERIENCES GRID
   ========================================== */

.key-experiences {
  padding: 120px 20px;
}

.experiences-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.experience-card {
  background: rgba(26, 26, 30, 0.7);
  padding: 40px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.experience-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 168, 255, 0.5);
  box-shadow: 0 16px 40px rgba(0, 168, 255, 0.2),
              0 0 60px rgba(189, 0, 255, 0.1);
}

.card-icon {
  font-size: 48px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 20px rgba(0, 168, 255, 0.5));
}

.experience-card h3 {
  margin-bottom: 16px;
  color: #ffffff;
}

.experience-card p {
  font-size: 16px;
  line-height: 1.7;
  opacity: 0.85;
}

/* ==========================================
   PLATFORM FREEDOM
   ========================================== */

.platform-freedom {
  padding: 120px 20px;
  text-align: center;
  background: radial-gradient(ellipse at center, rgba(189, 0, 255, 0.1), transparent);
}

.platform-description {
  max-width: 800px;
  margin: 30px auto;
  font-size: 18px;
  line-height: 1.8;
}

.platform-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 40px;
}

.platform-tag {
  padding: 12px 24px;
  background: rgba(26, 26, 30, 0.8);
  border: 1px solid rgba(0, 168, 255, 0.3);
  border-radius: 100px;
  font-size: 16px;
  font-weight: 500;
  color: #9af7ff;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.platform-tag:hover {
  border-color: rgba(0, 168, 255, 0.6);
  background: rgba(0, 168, 255, 0.1);
  transform: translateY(-2px);
}

/* ==========================================
   SPATIAL SUPERIORITY
   ========================================== */

.spatial-superiority {
  padding: 120px 20px;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.feature-row.reverse {
  direction: rtl;
}

.feature-row.reverse > * {
  direction: ltr;
}

.feature-visual {
  width: 100%;
}

.visual-placeholder {
  width: 100%;
  aspect-ratio: 16/10;
  background: rgba(26, 26, 30, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.visual-icon {
  font-size: 80px;
  filter: drop-shadow(0 0 30px rgba(0, 168, 255, 0.6));
}

.feature-image {
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 168, 255, 0.2);
  transition: all 0.3s ease;
}

.feature-image:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 168, 255, 0.3);
}

.feature-content h3 {
  margin-bottom: 20px;
  background: linear-gradient(135deg, #ffffff, #9af7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.feature-content p {
  font-size: 18px;
  line-height: 1.8;
  opacity: 0.9;
}

/* ==========================================
   VISION PRO SECTION
   ========================================== */

.visionpro-section {
  padding: 120px 20px;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(0, 168, 255, 0.05), transparent);
}

.visionpro-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.vp-feature {
  padding: 30px;
  background: rgba(26, 26, 30, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.vp-feature:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 168, 255, 0.4);
  box-shadow: 0 8px 24px rgba(0, 168, 255, 0.2);
}

.vp-icon {
  font-size: 36px;
  display: block;
  margin-bottom: 16px;
}

.vp-feature h4 {
  margin-bottom: 8px;
  color: #ffffff;
}

.vp-feature p {
  font-size: 14px;
  opacity: 0.7;
  margin: 0;
}

/* ==========================================
   JOURNEY SECTION
   ========================================== */

.journey-section {
  padding: 120px 20px;
  text-align: center;
}

.journey-steps {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin-top: 60px;
  flex-wrap: wrap;
}

.journey-step {
  flex: 1;
  min-width: 220px;
  max-width: 280px;
  padding: 40px 30px;
  background: rgba(26, 26, 30, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  backdrop-filter: blur(10px);
  position: relative;
  transition: all 0.3s ease;
}

.journey-step:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 168, 255, 0.5);
  box-shadow: 0 12px 32px rgba(0, 168, 255, 0.2);
}

.step-number {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #00a8ff, #bd00ff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  box-shadow: 0 4px 16px rgba(0, 168, 255, 0.5);
}

.step-icon {
  font-size: 48px;
  margin: 20px 0;
}

.journey-step h4 {
  margin-bottom: 12px;
  color: #ffffff;
}

.journey-step p {
  font-size: 14px;
  opacity: 0.7;
  margin: 0;
}

.journey-arrow {
  font-size: 32px;
  color: #00a8ff;
  opacity: 0.5;
}

/* ==========================================
   HOLOHUB FUTURE
   ========================================== */

.holohub-future {
  padding: 120px 20px;
  text-align: center;
  background: radial-gradient(ellipse at center, rgba(189, 0, 255, 0.15), transparent);
}

.future-description {
  max-width: 800px;
  margin: 30px auto;
  font-size: 18px;
  line-height: 1.8;
}

.future-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.future-card {
  padding: 40px 30px;
  background: rgba(26, 26, 30, 0.8);
  border: 1px solid rgba(189, 0, 255, 0.3);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.future-card:hover {
  transform: translateY(-6px);
  border-color: rgba(189, 0, 255, 0.6);
  box-shadow: 0 12px 32px rgba(189, 0, 255, 0.3);
}

.future-icon {
  font-size: 40px;
  display: block;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 20px rgba(189, 0, 255, 0.6));
}

.future-card h4 {
  margin-bottom: 12px;
  color: #ffffff;
}

.future-card p {
  font-size: 14px;
  opacity: 0.8;
  margin: 0;
}

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

.faq-section {
  padding: 120px 20px;
}

.faq-list {
  max-width: 800px;
  margin: 60px auto 0;
}

.faq-item {
  margin-bottom: 16px;
  background: rgba(26, 26, 30, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 24px 28px;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 18px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
  font-family: inherit;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.05);
}

.faq-toggle {
  font-size: 24px;
  color: #00a8ff;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-answer p {
  padding: 0 28px 24px;
  font-size: 16px;
  line-height: 1.7;
  opacity: 0.85;
  margin: 0;
}

/* ==========================================
   FINAL CTA
   ========================================== */

.final-cta {
  padding: 120px 20px;
  text-align: center;
  background: radial-gradient(ellipse at center, rgba(0, 168, 255, 0.15), transparent),
              radial-gradient(ellipse at center, rgba(189, 0, 255, 0.1), transparent);
}

.cta-subtitle {
  font-size: 20px;
  margin-bottom: 40px;
  opacity: 0.8;
}

.btn-download {
  font-size: 20px;
  padding: 20px 48px;
  margin-bottom: 80px;
}

.email-signup {
  max-width: 600px;
  margin: 0 auto;
  padding: 50px 40px;
  background: rgba(26, 26, 30, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0, 168, 255, 0.15);
}

.email-signup h3 {
  margin-bottom: 30px;
  background: linear-gradient(135deg, #00a8ff, #bd00ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
}

.signup-form {
  display: flex;
  gap: 12px;
  margin-bottom: 30px;
}

.signup-form input {
  flex: 1;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: #ffffff;
  font-size: 16px;
  font-family: inherit;
  transition: all 0.3s ease;
}

.signup-form input:focus {
  outline: none;
  border-color: #00a8ff;
  background: rgba(255, 255, 255, 0.08);
}

.signup-form input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.btn-submit {
  padding: 16px 32px;
  background: linear-gradient(135deg, #00a8ff, #bd00ff);
  color: white;
  box-shadow: 0 4px 16px rgba(0, 168, 255, 0.3);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 168, 255, 0.5);
}

.signup-benefits {
  text-align: left;
  margin-bottom: 20px;
}

.signup-benefits p {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  opacity: 0.7;
}

.signup-benefits ul {
  list-style: none;
}

.signup-benefits li {
  font-size: 14px;
  padding: 8px 0;
  opacity: 0.8;
}

.signup-trust {
  font-size: 13px;
  opacity: 0.6;
  margin: 0;
}

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

.footer {
  padding: 80px 20px 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(10, 10, 15, 0.8);
}

.footer-columns {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 14px;
  opacity: 0.6;
  margin: 0;
  max-width: 250px;
  line-height: 1.6;
}

.footer-col h5 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  color: #00a8ff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 12px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
}

.footer-col a:hover {
  color: #00a8ff;
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
  font-size: 14px;
  opacity: 0.5;
  margin: 0;
}

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

@media (max-width: 768px) {
  /* Body padding for smaller nav */
  body {
    padding-top: 70px;
  }

  /* Navigation */
  .navbar {
    padding: 12px 0;
  }

  .logo {
    height: 32px;
  }

  .nav-links {
    gap: 16px;
  }

  .nav-links a {
    font-size: 14px;
  }

  .nav-cta {
    padding: 6px 16px;
    font-size: 14px;
  }

  /* Typography */
  h1 { font-size: 48px; }
  h2 { font-size: 32px; }
  h3 { font-size: 24px; }

  .hero-title {
    font-size: 48px;
  }

  .hero-tagline {
    font-size: 24px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  /* Hero */
  .hero {
    padding: 80px 20px 60px;
  }

  /* Background attachment for mobile (fixed can cause issues) */
  .experience-promise {
    background-attachment: scroll;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  /* Sections */
  section {
    padding: 80px 20px;
  }

  .experience-promise {
    padding: 80px 20px;
  }

  .promise-overlay {
    padding: 40px 30px;
  }

  /* Grids */
  .experiences-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .feature-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-row.reverse {
    direction: ltr;
  }

  .visionpro-features {
    grid-template-columns: 1fr;
  }

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

  /* Journey */
  .journey-arrow {
    display: none;
  }

  .journey-steps {
    flex-direction: column;
  }

  /* Email Signup */
  .signup-form {
    flex-direction: column;
  }

  .btn-submit {
    width: 100%;
  }

  /* Footer */
  .footer-columns {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-brand {
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .footer-tagline {
    max-width: 100%;
  }
}

/* Tablet */
@media (min-width: 769px) and (max-width: 999px) {
  .hero-title {
    font-size: 56px;
  }

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

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

  /* Footer */
  .footer-columns {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .footer-brand {
    grid-column: 1 / -1;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
}

/* Medium Desktop */
@media (min-width: 1000px) and (max-width: 1299px) {
  /* Footer - 3 columns for medium screens */
  .footer-columns {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
  }

  .footer-brand {
    grid-column: 1 / -1;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
}