/* === Glass Card === */
.glass-card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--duration-normal) var(--ease-in-out),
              background var(--duration-normal) var(--ease-in-out),
              box-shadow var(--duration-normal) var(--ease-in-out);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-glow-sm);
}

.glass-card--glow {
  overflow: hidden;
}

.glass-card--glow::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(77, 208, 225, 0.4), transparent 40%, transparent 60%, rgba(121, 134, 203, 0.3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  transition: all var(--duration-normal) var(--ease-out-expo);
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-glow-btn);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(77, 208, 225, 0.5);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--outline {
  background: transparent;
  color: var(--color-cyan);
  border: 1px solid rgba(77, 208, 225, 0.4);
}

.btn--outline:hover {
  background: rgba(77, 208, 225, 0.1);
  border-color: var(--color-cyan);
  transform: translateY(-2px);
}

.btn--lg {
  padding: var(--space-4) var(--space-10);
  font-size: var(--text-lg);
}

.btn--sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
}

.btn__icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* === Phone Mockup === */
.phone-mockup {
  position: relative;
  width: 280px;
  flex-shrink: 0;
  background: linear-gradient(145deg, #1a1a2e, #0f0f23);
  border-radius: 40px;
  padding: 10px;
  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.6),
    inset 0 0 0 2px rgba(255, 255, 255, 0.08),
    0 0 40px rgba(77, 208, 225, 0.1);
}

.phone-mockup__notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 28px;
  background: #0a0a1a;
  border-radius: 0 0 18px 18px;
  z-index: 2;
}

.phone-mockup__notch::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1a1a3a;
}

.phone-mockup__screen {
  width: 100%;
  border-radius: 30px;
  overflow: hidden;
  aspect-ratio: 9 / 19.5;
}

.phone-mockup__screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-mockup--tilt {
  transform: perspective(1000px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.15s ease-out;
  will-change: transform;
}

.phone-mockup--sm {
  width: 200px;
  padding: 7px;
  border-radius: 30px;
}

.phone-mockup--sm .phone-mockup__notch {
  width: 70px;
  height: 20px;
  top: 7px;
  border-radius: 0 0 12px 12px;
}

.phone-mockup--sm .phone-mockup__screen {
  border-radius: 23px;
}

/* === Badge === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wide);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
}

.badge--cyan {
  color: var(--color-cyan);
  border-color: rgba(77, 208, 225, 0.3);
  background: rgba(77, 208, 225, 0.08);
}

/* === Feature Icon === */
.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-size: var(--text-2xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: all var(--duration-normal) var(--ease-in-out);
}

.feature-icon:hover {
  box-shadow: var(--shadow-glow-sm);
}

/* === Stat Counter === */
.stat {
  text-align: center;
}

.stat__number {
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  letter-spacing: var(--tracking-tight);
  line-height: 1;
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
}

/* === Code Block === */
.code-block {
  position: relative;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  overflow-x: auto;
  line-height: 1.7;
}

.code-block__copy {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  transition: all var(--duration-fast) var(--ease-in-out);
}

.code-block__copy:hover {
  color: var(--color-cyan);
  border-color: var(--glass-border-hover);
}

/* === Video Container === */
.video-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-xl);
}

.video-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.video-container:hover img {
  transform: scale(1.02);
}

.video-container__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(77, 208, 225, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-normal) var(--ease-out-expo);
  box-shadow: 0 0 40px rgba(77, 208, 225, 0.4);
}

.video-container:hover .video-container__play {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 0 60px rgba(77, 208, 225, 0.6);
}

.video-container__play::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  margin-left: 4px;
  border-style: solid;
  border-width: 12px 0 12px 22px;
  border-color: transparent transparent transparent #fff;
}

.video-container iframe,
.video-container video {
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
}

/* === Side Nav Dots === */
.side-dots {
  position: fixed;
  right: var(--space-6);
  top: 50%;
  transform: translateY(-50%);
  z-index: var(--z-dots);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.side-dots__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
}

.side-dots__dot:hover {
  background: rgba(77, 208, 225, 0.4);
  transform: scale(1.3);
}

.side-dots__dot.is-active {
  background: var(--color-cyan);
  box-shadow: 0 0 10px rgba(77, 208, 225, 0.6);
  transform: scale(1.3);
}

.side-dots__dot::before {
  content: attr(data-label);
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-in-out);
  pointer-events: none;
}

.side-dots__dot:hover::before {
  opacity: 1;
}

@media (max-width: 768px) {
  .side-dots {
    display: none;
  }

  .phone-mockup {
    width: 220px;
    padding: 8px;
    border-radius: 32px;
  }

  .phone-mockup__notch {
    width: 80px;
    height: 22px;
    top: 8px;
  }

  .phone-mockup__screen {
    border-radius: 24px;
  }

  .phone-mockup--tilt {
    transform: none;
  }
}

/* === Gallery Lightbox === */
.gallery-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(5, 10, 21, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

.gallery-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.gallery-img-wrap {
  max-width: 420px;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-lg);
  box-shadow: 0 0 60px rgba(77, 208, 225, 0.15);
  object-fit: contain;
  transform: scale(0.9);
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.gallery-overlay.is-open .gallery-img {
  transform: scale(1);
}

.gallery-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-size: 2.5rem;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
  transition: color var(--duration-fast) var(--ease-in-out);
  z-index: 2;
}

.gallery-close:hover {
  color: #fff;
}

.gallery-prev,
.gallery-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 3rem;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-in-out);
  z-index: 2;
}

.gallery-prev { left: var(--space-4); }
.gallery-next { right: var(--space-4); }

.gallery-prev:hover,
.gallery-next:hover {
  color: #fff;
  background: rgba(77, 208, 225, 0.15);
  border-color: rgba(77, 208, 225, 0.3);
}

.gallery-counter {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  background: rgba(0, 0, 0, 0.4);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
}

@media (max-width: 640px) {
  .gallery-prev,
  .gallery-next {
    width: 36px;
    height: 36px;
    font-size: 2rem;
  }
  .gallery-prev { left: var(--space-2); }
  .gallery-next { right: var(--space-2); }
}